| City | Area code | Phone number length | Type of connection |
| Chalou | 46 | ****** | Phone |
| Changhua | 4 | ******* | Phone |
| Changhua | 47 | ****** | Phone |
| Chao Chou | 8 | ******* | Phone |
| Chiali | 67 | ****** | Phone |
| Chiaochi | 39 | ****** | Phone |
| Chiayi | 5 | ******* | Phone |
| Chishan | 7 | ******* | Phone |
| Chiuchutang | 7 | ******* | Phone |
| Chunan | 36 | ****** | Phone |
| Chunghsing | 49 | ****** | Phone |
| Chungli | 34 | ****** | Phone |
| Chupei | 35 | ****** | Phone |
| Chutung | 36 | ****** | Phone |
| Fengshan | 7 | ******* | Phone |
| Fengyuan | 45 | ****** | Phone |
| Houli | 45 | ****** | Phone |
| Hsinchu | 35 | ****** | Phone |
| Hsintsun | 49 | ****** | Phone |
| Hsinying | 66 | ****** | Phone |
| Hualien | 38 | ****** | Phone |
| Hukou | 36 | ****** | Phone |
| Huwei | 56 | ****** | Phone |
| Ilan | 39 | ****** | Phone |
| Jihyuehtan | 49 | ****** | Phone |
| Juifang | 2 | ******** | Phone |
| Juifang | 22 | ******* | Phone |
| Kangshan | 7 | ******* | Phone |
| Kaohsiung | 7 | ******* | Phone |
| Keelung | 2 | ******** | Phone |
| Keelung | 22 | ******* | Phone |
| Kinmen | 823 | ***** | Phone |
| Lishan | 458 | ***** | Phone |
| Lotung | 39 | ****** | Phone |
| Lukang | 47 | ****** | Phone |
| Makung | 6 | ******* | Phone |
| Matsu Islands | 827 | ***** | Phone |
| Miaoli | 37 | ****** | Phone |
| Minhsiung | 5 | ******* | Phone |
| Nanking | 1 | ******** | Phone |
| Nantou | 49 | ****** | Phone |
| Nantzu | 7 | ******* | Phone |
| Panchiao | 2 | ******** | Phone |
| Panchiao | 22 | ******* | Phone |
| Peikang | 5 | ******* | Phone |
| Penghu | 6 | ******* | Phone |
| Penghu | 69 | ****** | Phone |
| Pingtong | 8 | ******* | Phone |
| Pratas Islands | 7 | ******* | Phone |
| Puli | 49 | ****** | Phone |
| Sanchung | 2 | ******** | Phone |
| Sanchung | 22 | ******* | Phone |
| Shanhla | 6 | ******* | Phone |
| Shetou | 48 | ****** | Phone |
| Spratly Islands | 7 | ******* | Phone |
| Suao | 39 | ****** | Phone |
| Tachi | 3 | ******* | Phone |
| Tachia Jihnan | 46 | ****** | Phone |
| Taichung | 4 | ******* | Phone |
| Taichung | 412 | **** | VoIP |
| Taichung | 42 | ****** | Phone |
| Taichung | 43 | ****** | Phone |
| Taichung | 44 | ****** | Phone |
| Taichung | 45 | ****** | Phone |
| Taichung | 46 | ****** | Phone |
| Tainan | 6 | ******* | Phone |
| Tainan | 62 | ****** | Phone |
| Taipei | 2 | ******** | Phone |
| Taipei | 22 | ******* | Phone |
| Taitung | 89 | ****** | Phone |
| Talin | 5 | ******* | Phone |
| Taoyuan | 3 | ******* | Phone |
| Taoyuan | 33 | ****** | Phone |
| Tienchung | 48 | ****** | Phone |
| Touliu | 55 | ****** | Phone |
| Tsoying | 7 | ******* | Phone |
| Tung-Sha Island | 827 | ***** | Phone |
| Tungkang | 88 | ****** | Phone |
| Wu-chiu | 826 | ***** | Phone |
| Wuchi | 46 | ****** | Phone |
| Wufeng | 4 | ******* | Phone |
| Wujih | 4 | ******* | Phone |
| Yingko | 2 | ******** | Phone |
| Yingko | 22 | ******* | Phone |
| Yuanlin | 48 | ****** | Phone |
| Yungching | 48 | ****** | Phone |
| Yungho | 2 | ******** | Phone |
| Yungho | 22 | ******* | Phone |
| Yunlin | 5 | ******* | Phone |
| City | Area code | Phone number length | Type of connection |
| Nanking | 1 | ******** | Phone |
| Juifang | 2 | ******** | Phone |
| Keelung | 2 | ******** | Phone |
| Panchiao | 2 | ******** | Phone |
| Sanchung | 2 | ******** | Phone |
| Taipei | 2 | ******** | Phone |
| Yingko | 2 | ******** | Phone |
| Yungho | 2 | ******** | Phone |
| Juifang | 22 | ******* | Phone |
| Keelung | 22 | ******* | Phone |
| Panchiao | 22 | ******* | Phone |
| Sanchung | 22 | ******* | Phone |
| Taipei | 22 | ******* | Phone |
| Yingko | 22 | ******* | Phone |
| Yungho | 22 | ******* | Phone |
| Tachi | 3 | ******* | Phone |
| Taoyuan | 3 | ******* | Phone |
| Taoyuan | 33 | ****** | Phone |
| Chungli | 34 | ****** | Phone |
| Chupei | 35 | ****** | Phone |
| Hsinchu | 35 | ****** | Phone |
| Chunan | 36 | ****** | Phone |
| Chutung | 36 | ****** | Phone |
| Hukou | 36 | ****** | Phone |
| Miaoli | 37 | ****** | Phone |
| Hualien | 38 | ****** | Phone |
| Chiaochi | 39 | ****** | Phone |
| Ilan | 39 | ****** | Phone |
| Lotung | 39 | ****** | Phone |
| Suao | 39 | ****** | Phone |
| Changhua | 4 | ******* | Phone |
| Taichung | 4 | ******* | Phone |
| Wufeng | 4 | ******* | Phone |
| Wujih | 4 | ******* | Phone |
| Taichung | 412 | **** | VoIP |
| Taichung | 42 | ****** | Phone |
| Taichung | 43 | ****** | Phone |
| Taichung | 44 | ****** | Phone |
| Fengyuan | 45 | ****** | Phone |
| Houli | 45 | ****** | Phone |
| Taichung | 45 | ****** | Phone |
| Lishan | 458 | ***** | Phone |
| Chalou | 46 | ****** | Phone |
| Tachia Jihnan | 46 | ****** | Phone |
| Taichung | 46 | ****** | Phone |
| Wuchi | 46 | ****** | Phone |
| Changhua | 47 | ****** | Phone |
| Lukang | 47 | ****** | Phone |
| Shetou | 48 | ****** | Phone |
| Tienchung | 48 | ****** | Phone |
| Yuanlin | 48 | ****** | Phone |
| Yungching | 48 | ****** | Phone |
| Chunghsing | 49 | ****** | Phone |
| Hsintsun | 49 | ****** | Phone |
| Jihyuehtan | 49 | ****** | Phone |
| Nantou | 49 | ****** | Phone |
| Puli | 49 | ****** | Phone |
| Chiayi | 5 | ******* | Phone |
| Minhsiung | 5 | ******* | Phone |
| Peikang | 5 | ******* | Phone |
| Talin | 5 | ******* | Phone |
| Yunlin | 5 | ******* | Phone |
| Touliu | 55 | ****** | Phone |
| Huwei | 56 | ****** | Phone |
| Makung | 6 | ******* | Phone |
| Penghu | 6 | ******* | Phone |
| Shanhla | 6 | ******* | Phone |
| Tainan | 6 | ******* | Phone |
| Tainan | 62 | ****** | Phone |
| Hsinying | 66 | ****** | Phone |
| Chiali | 67 | ****** | Phone |
| Penghu | 69 | ****** | Phone |
| Chishan | 7 | ******* | Phone |
| Chiuchutang | 7 | ******* | Phone |
| Fengshan | 7 | ******* | Phone |
| Kangshan | 7 | ******* | Phone |
| Kaohsiung | 7 | ******* | Phone |
| Nantzu | 7 | ******* | Phone |
| Pratas Islands | 7 | ******* | Phone |
| Spratly Islands | 7 | ******* | Phone |
| Tsoying | 7 | ******* | Phone |
| Chao Chou | 8 | ******* | Phone |
| Pingtong | 8 | ******* | Phone |
| Kinmen | 823 | ***** | Phone |
| Wu-chiu | 826 | ***** | Phone |
| Matsu Islands | 827 | ***** | Phone |
| Tung-Sha Island | 827 | ***** | Phone |
| Tungkang | 88 | ****** | Phone |
| Taitung | 89 | ****** | Phone |
| Operator | Mobile code | Phone number length |
| A Plus | 99 | ******(*) |
| CT2 Operators | 962 | *****(*) |
| CT2 Operators | 965 | *****(*) |
| CT2 Operators | 967 | *****(*) |
| CT2 Operators | 968 | *****(*) |
| CT2 Operators | 969 | *****(*) |
| Chunghwa | 910 | *****(*) |
| Chunghwa | 911 | *****(*) |
| Chunghwa | 912 | *****(*) |
| Chunghwa | 919 | *****(*) |
| Chunghwa | 921 | *****(*) |
| Chunghwa | 928 | *****(*) |
| Chunghwa | 932 | *****(*) |
| Chunghwa | 933 | *****(*) |
| Chunghwa | 937 | *****(*) |
| Far EasTone | 913 | *****(*) |
| Far EasTone | 915 | *****(*) |
| Far EasTone | 916 | *****(*) |
| Far EasTone | 917 | *****(*) |
| Far EasTone | 925 | *****(*) |
| Far EasTone | 926 | *****(*) |
| Far EasTone | 927 | *****(*) |
| Far EasTone | 930 | *****(*) |
| Far EasTone | 931 | *****(*) |
| Far EasTone | 936 | *****(*) |
| Far EasTone | 938 | *****(*) |
| Far EasTone | 955 | *****(*) |
| G1 | 939 | *****(*) |
| PHS | 968 | *****(*) |
| Super 4G | 966 | *****(*) |
| Taiwan Mobile | 918 | *****(*) |
| Taiwan Mobile | 920 | *****(*) |
| Taiwan Mobile | 922 | *****(*) |
| Taiwan Mobile | 923 | *****(*) |
| Taiwan Mobile | 929 | *****(*) |
| Taiwan Mobile | 935 | *****(*) |
| Taiwan Mobile | 939 | *****(*) |
| Taiwan Mobile | 952 | *****(*) |
| Taiwan Mobile | 953 | *****(*) |
| Taiwan Mobile | 956 | *****(*) |
| Taiwan Mobile | 958 | *****(*) |
| Taiwan Mobile | 970 | *****(*) |
| Tatung Infocom | 96 | ******(*) |
| VIBO | 986 | *****(*) |
| VMAX | 96 | ******(*) |
| Vee Time | 96 | ******(*) |
| Service | Phone number |
| Police | 110 |
| Fire | 119 |
| Medical | 119 |
| Emergency | 112 |
| Service type | Phone code | Phone number length |
| Free phone | 18 | ****** |
| Mobile | 90 | ******(*) |
| Mobile | 91 | ******(*) |
| Mobile | 92 | ******(*) |
| Mobile | 93 | ******(*) |
| Mobile | 95 | ******(*) |
| Mobile | 96 | ******(*) |
| Mobile | 97 | ******(*) |
| Mobile | 98 | ******(*) |
| Pager | 60 | ****** |
| Pager | 70 | ****** |
| Pager | 94 | ****** |
| Pager | 951 | ***** |
| Universal | 99 | ****** |
| Taiwan International Code | +886 |
| International phone prefix of Taiwan | 002 |
| Trunk phone prefix of Taiwan | 0 |
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