Mobile Number Location Finder
About Mobile Number Location
Key Knowledge
Phone number location refers to the registered geographical area of a SIM card, determined by carriers based on number prefix allocation rules.
When receiving calls, the displayed location indicates where the number was originally registered. This location remains fixed regardless of current user location.
When receiving calls, the displayed location indicates where the number was originally registered. This location remains fixed regardless of current user location.
Important Features
1. Fixed registration location: Does not change with user
2. Number portability: Nationwide MNP service allows keeping number when switching carriers
3. New prefixes: Supports 170/171/165/167 MVNO prefixes
2. Number portability: Nationwide MNP service allows keeping number when switching carriers
3. New prefixes: Supports 170/171/165/167 MVNO prefixes
Carrier Prefix Guide
China Mobile: 134-139/147/148/150-152/157-159/172/178/182-184/187-188/195/197/198
China Unicom: 130-132/145/146/155/156/166/167/175/176/185/186/196
China Telecom: 133/149/153/173/174/177/180-181/189/190-191/193/199
Virtual Operators: 1700-1705/1707-1709/171/165/167
IoT Numbers: 144/146/148/149/1064
China Unicom: 130-132/145/146/155/156/166/167/175/176/185/186/196
China Telecom: 133/149/153/173/174/177/180-181/189/190-191/193/199
Virtual Operators: 1700-1705/1707-1709/171/165/167
IoT Numbers: 144/146/148/149/1064
