Boisterous definition, rough and noisy; noisily jolly or rowdy; clamorous; unrestrained: the sound of boisterous laughter. See more.
In North America (USA, Canada, etc.), area code 866 is used for toll-free calls.It is a non-geographic code, meaning the person on the other end of the call could be located anywhere in the world.orth American area code +1 512 serves Austin, Texas, and  surrounding areas, including San Marcos, Round Rock, Pflugerville,  and Lampasas.    Area code +1 737 was a â¦ dded as an overlay on area code +1 512 in  July 2013, serving the exact same geographic area.
Although area codes are not assigned based upon population the locations with greater populations have an increased demand for area codes. The non-geographic area codes utilized in the United States are 456, 500, 533, 544, 566, 577, 700, 710, 800, 844, 855, 866, 877, 888 and 900. While many United States locations are assigned a single area code others are within geographic overlays.