You can still use the 10-10-xxx PIC/CIC. For example, dial 1010288 (AT&T) or 1010222 (MCI/VZN) then the 10-digit number. There are databases of those codes, but those are two off the top of my head. Is this a situation where calls are being misrouted or not completing?

"Carry others as you climb" -- Tim Alberstein