45°0′0″N 69°0′0″W / 45.00000°N 69.00000°W / 45.00000; -69.00000
Stockford, Griffin (27 Oct 2022). "Maine's 207 area code extended again". NEWS CENTER Maine. Retrieved 13 June 2023. http://www.newscentermaine.com/article/news/local/maines-207-area-code-extended-again-207-area-code-expiration-date-maine/97-b97d15bc-244a-4103-83ad-1cef48c0e590 ↩
"2020-1 NRUF and NPA Exhaust Analysis" (PDF). April 2020. Retrieved August 4, 2020. https://www.nationalnanpa.com/reports/2020-1_NPA_Exhaust_Projections_Final.pdf ↩
"Last call for 207: Maine is on track to max out area code's numbers by 2019". bangordailynews.com. 12 April 2015. Retrieved 21 March 2018. http://bangordailynews.com/2015/04/12/the-point/last-call-for-207-maine-is-on-track-to-max-out-area-codes-numbers-by-2019-2/ ↩
"Area Code 207". www.area-codes.com. Retrieved 2022-05-10. https://www.area-codes.com/area-code/area-code-207.asp ↩