PHILADELPHIA (CBS) - Today is Feb. 15, or 2-1-5. And this year, here in the Philadelphia region, there's a whole new meaning behind today's date. 215 Day is Philly's newest homegrown holiday, ...

The change, at least, wasn’t sudden. Lehigh Valley residents have had 12 months to train themselves to dial 215 when they called Philadelphia. They’ve had the same amount of time to inform friends and ...

Ring out the old, ring in the new. Say goodbye to the 29-cent stamp, and hello to area code 610. When the post office opens tomorrow, it will cost 32 cents to mail a letter. Stamps will be marked with ...