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Will the Rio Grande Valley's famous '956' area code soon change?

Will the Rio Grande Valley's famous '956' area code soon change?
Photo: ValleyCentral · view original

HARLINGEN, Texas (ValleyCentral) — Will the Rio Grande Valley change area codes? The National American Numbering Plan, also known as NANP, has filed a relief plan for area code 956. According to the NANP, a relief plan is a strategy to introduce a new area code when an existing area code runs out...

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