Telephone numbers in Mexico are regulated by the Federal Telecommunications Institute, an independent government agency of Mexico. The agency published the Fundamental Technical Plan for Numbering on . The 903AreaCode (or AreaCode903) is located in the state of TX. AreaCode903 is one of the 269 3-digit telephoneareacodes in the USA. It covers roughly 1.66 million unique phone numbers and 5.33 million individuals near the city of Collinsville. 903AreaCode. Get a Texas Local Phone Number with DialLink. Areacodes banner. Establish a Local Presence Across East Texas.Areacode903 is a telephoneareacode in northeastern Texas that covers cities like Tyler, Longview, Sherman, and Texarkana. Discover the 903areacode’s location, time zone, and phone lookup services. Get insights on this Texas areacode and tips to use it effectively. Claim your virtual (903) AreaCode business phone number in your local areacode today. No contracts.Areacodes903 is a telephoneareacode in the North American Numbering Plan (NANP) for the northeast corner of the U.S. state of Texas. The 903areacode is a telephoneareacode that serves a significant portion of northeastern Texas. Currently the areacode903 in the state of Texas is used by 240 locations+1 903 [Telephone number]. It should be remembered that making calls from abroad to a phone with a Texas areacode will cost more than making calls within the same country. Why use Hushed for your 903areacodephone number?Longview areacodephone numbers starting at US $3.99. Prepaid. Talk and text on your very own private phone number, all for a low one-time payment. The cities listed with each areacode are the major cities for that areacode; this originated as the city in which the switch computer for that areacode is located, but is no longer the case.Canada: Nova Scotia, Prince Edward Island (see overlay 782). 903. TX. -6. More About AreaCode903.In 2003, areacode 430 was created as an overlay to areacode903. Currently, the largest city it serves is Tyler, TX, and it overlaps coverage areas with areacode 430. List of areacodes. How to call to the US using your phone. The USA country code is +1. You will add it to the beginning of any phone number you are dialing that's in the US. On , the first North American areacodes were issued in regions where standard 7 digit dialing codes were scheduled to be exhaused the soonest. By adding a 3 digit prefix to a 7 digit local number, this allowed for hundreds of millons of new phone numbers to be issued. Area-codes-phones. In the beginning the phone system was dependent on human operators. Mostly women worked as operators and directed calls to the desired destinations. At the time, phone numbers were made up of numbers and letters, more like an alphanumeric address. Detailed Telephone Number / Prefix Location Information. The most detailed location information for prefixes on the web. Newest areacodes and prefixes are added regularly.