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Using a 1900Mhz only GSM phone?

artmann

May 15, 2004, 2:21 PM
Cingular used to carry some 1900Mhz only GSM phones. What would happen if I use one of those phones today in a 850Mhz area?

I'm in Houston and I believe it is 850Mhz. I have a 850/1900Mhz phone right now but I'm just curious.

If I put my SIM card in a 1900Mhz only phone, will the phone be roaming on another carrier here in Houston? If so, will I get charged roaming with the Nation GSM Plan?
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Bigbmc26

May 15, 2004, 3:01 PM
if you use a phone that doesn't have the 850 in it, the phone will not work at all in the 850band area.
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timslo

May 15, 2004, 3:18 PM
Good question! I had a customer from a southern California market, here in West Texas going to school at Texas Tech (Go Raiders!), anyway, he lost his phone, SIM card, everything. Well he was approved for the upgrade but since Cingular's policy on handling customers from different markets doesn't allow us access to his account, we tried upgrading him from a store we have in California with a phone (Samsung X427) and SIM card from our market. Well our SIM card did not work. His phone was showing full signal strength but was not able to make or receive any phone calls. Our store in Cali shipped us a SIM card that would work and when we put the chip in, it worked fine. Moral: The 1900 Mhz is in California only, which is why our SIM didn't work ...
(continues)
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DAntiVirus

May 15, 2004, 4:19 PM
What plan was he on? My phone worked out there. V400 and I am from Florida.
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jinx7676

May 15, 2004, 4:38 PM
v400 is quad-band, so no matter what frequency the area is, the phone is capeable of rception.
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Bigbmc26

May 15, 2004, 6:59 PM
your SIM will work in a cali phone. The phone wasn't the problem, it was the sim. as long as the correct sim is on the account correctly, you can but that sim in any GSM phone we sell and it will work. 🙂
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