The 541-779 prefix is in Medford, Oregon.
Nyssa, Oregon, is in area code 541 and overlay area code 458.
The 541 area code in the US is in Oregon.
The country code and area code of Gaibandha, Bangladesh is 880, (0)541.
The country code and area code of Oldenzaal, Netherlands is 31, (0)541.
The country code and area code of Villarrica, Paraguay is 595, (0)541.
The country code and area code of Sistan-Baluchestan, Iran is 98, (0)541.
The country code and area code of El Hesahesa, Sudan is 249, (0)541.
Area code 541 and overlay area code 458 serve Oregon, USA, excluding the northwestern corner.541 & 458 includes: Bend, Corvallis, Eugene, Klamath Falls, Medford, Ontario, Pendleton, The Dalles503 & 971 includes: Portland, Salem, Astoria, Lincoln City, Tillamook
Beginning Jan. 10, Oregonians who live in the 541 area code must also dial a three-digit area code for their local calls to be connected. Source: http://www.thecreswellchronicle.com/news/story.cfm?story_no=7568
The area of Odogbolu is 541 square kilometers.
Oregon is divided into two zones, each of which has two telephone area codes.Portland, Salem, Astoria, and the northwest corner of the state use area codes 503 and 971.Eugene, Corvallis, Bend, Medford, and the rest of the state use area codes 541 and 458.Both zones are overlays, so you must dial the area code and number for local calls (e.g., 503-555-0123).The telephone country code for the USA (plus Canada and 18 Caribbean-ish islands) is +1.(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)