VerifyPhone.com is your one-stop site for area code lookup, phone number lookup,
and free phone number reviews. Following is phone number listings & most
recent reviews for 240-257 area code for verified numbers 240-257-7000 - 240-257-7999. Zipcodes covered include 20662, 20658, 20640, 20693 covered within Washington. More area codes, including
those outside of Maryland, United States of America, are on the VerifyPhone.com homepage.
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240-257-7xxx Area Code Reverse Lookup Results
Phone numbers 240-257-7xxx fall in 240-257 area code. This area code covers part of Washington, covering
most of 20662, 20658, 20640, 20693 zipcodes. 240-257 area code was
started on Nov 19, 2010. Washington follows US/Eastern timezone with Daylight Savings as part of Charles county in Maryland state. It has a population of 146,551 and covers a Land Area of 457.749 sq miles. 240-257 area code
locator service has determined Geo-Coordinates for this location as Latitude: 38.45 & Longitude: -77.22. Also, the network service provider for area code 240-257 is XO Maryland LLC, 11111 Sunset Hills Rd, Reston, VA, US - 20190-5327.
