ILEC (incumbent local exchange carrier) An ILEC (incumbent local exchange carrier) is a telephone company in the U.S. that was providing local service when the Telecommunications Act of 1996 was enacted.
To call a US toll free number from Mexico, dial as follows: 800 numbers Dial 001-880-then the number 866 numbers Dial 001-883-then the number 877 numbers Dial 001-882-then the number 888 numbers Dial 001-881-then the number.o call a US toll free number from Mexico, dial as follows: 800 numbers Dial 001-880-then the number 866 numbers Dial 001-883-then the number 877 numbers Dial 001-882-then the number 888 numbers Dial 001-881-then the number.
To call from USA to a cell phone in Mexico. 011 + 52 + 1 + City Code + PhoneNumber. When dialing a cell phone (mobile phone) an additional digit 1 needs to be dialed before the city code.The caller pays for the entire path of the call.The call is free to a cell phone owner. a call from USA to a cell phone in Mexico dial.hen dialing a cell phone (mobile phone) an additional digit 1 needs to be dialed before the city code. The caller pays for the entire path of the call. The call is free to a cell phone owner. a call from USA to a cell phone in Mexico dial.