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| Easy Call 1500 | 206739-40 |
54/1 Sridonchai Rd., T. Hai Ya, A. Muang, Chiang Mai 50100 | |
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| Hutchison 161-162 | 279589 |
199/11 Chang Khlan Rd., T. Chang Khlan, A. Muang, Chiang Mai 50100 | |
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| Paclink 1143-1144 | 218866 |
Paclink Service Center Hillside Plaza & Condotel 4 50/11 Huai Kaew Rd., T. Chang Phuak, A. Muang, Chiang Mai 50300 | |
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| Phone Link 151-152 | 277371-6 |
Phonelink Co., Ltd. Shinawatra Group Bldg. Flr 2, 115-119 Thaphae Rd., T. Chang Khlan, A. Muang, Chiang Mai 50100 | |
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| Samart 1187-1188 | 212727, 214494 |
Lanna Supply Co., Ltd. 49/16 Moo 5, Huai Kaew Rd., T. Chang Phuak, A. Muang, Chiang Mai 50300 | |
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| Worldpage 141-142 | 894390 |
Kad Suan Kaew Flr G, Huai Kaew Rd., T. Suthep, A. Muang, Chiang Mai 50200 | |