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 301-321 area code for verified numbers 301-321-5000 - 301-321-5999. Zipcodes covered include 20895, 20783, 20812, 20814 covered within Rockville. More area codes, including
those outside of Maryland, United States of America, are on the VerifyPhone.com homepage.
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301-321-5xxx Area Code Reverse Lookup Results
Phone numbers 301-321-5xxx fall in 301-321 area code. This area code covers part of Rockville, covering
most of 20895, 20783, 20812, 20814 zipcodes. 301-321 area code was
started on Dec 12, 2005. Rockville follows US/Eastern timezone with Daylight Savings as part of Montgomery county in Maryland state. It has a population of 971,777 and covers a Land Area of 491.254 sq miles. 301-321 area code
locator service has determined Geo-Coordinates for this location as Latitude: 39.02 & Longitude: -77.08. Also, the network service provider for area code 301-321 is Verizon Maryland Inc, 2980 Fairview Park Dr, 10th Floor, Falls Church, VA, US - 22042-4511.
