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← Area code 520

520-860 phone numbers

Numbers 520-860-0000 to 520-860-9999 are assigned to Verizon Wireless in Nogales, AZ. 6 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.

Reported numbers in 520-860