what is the current postage rate
1 First Class Package Service will see an increase of 5.1% in 2015. 2  Commercial Base (online postage) rates will start at $2.04 (1 oz.), up $0.11 compared to 2014. 3  Priority Mail rates are NOT INCREASING in 2015.4  Commercial Base (online postage) rates will continue to start at $5.05. First Class Package Service will see an increase of 5.1% in 2015. 2  Commercial Base (online postage) rates will start at $2.04 (1 oz.), up $0.11 compared to 2014. 3  Priority Mail rates are NOT INCREASING in 2015.